Fix jwt handling

src/Managing.Api/Program.cs

@@ -263,6 +263,31 @@ builder.Services
         {
             OnMessageReceived = context =>
             {
+                // Skip token extraction for anonymous endpoints to avoid validation errors
+                var path = context.Request.Path.Value?.ToLower();
+                if (path != null && (path.EndsWith("/create-token") || path.EndsWith("/authenticate")))
+                {
+                    // Clear any token to prevent validation on anonymous endpoints
+                    context.Token = null;
+                    return Task.CompletedTask;
+                }
+                
+                // Handle tokens sent without "Bearer " prefix for authenticated endpoints
+                // The standard middleware expects "Bearer <token>" but some clients send just the token
+                if (string.IsNullOrEmpty(context.Token))
+                {
+                    var authHeader = context.Request.Headers["Authorization"].FirstOrDefault();
+                    if (!string.IsNullOrEmpty(authHeader))
+                    {
+                        // If header doesn't start with "Bearer ", treat the entire value as the token
+                        if (!authHeader.StartsWith("Bearer ", StringComparison.OrdinalIgnoreCase))
+                        {
+                            context.Token = authHeader;
+                        }
+                        // Otherwise, let the default middleware extract it (it will strip "Bearer " automatically)
+                    }
+                }
+                
                 // If you want to get the token from a custom header or query string
                 // var accessToken = context.Request.Query["access_token"];
                 // if (!string.IsNullOrEmpty(accessToken) &&